the voltage entries actually may map to a different voltage depending on the current temperature.
v2: only read the temperatue when actually needed Signed-off-by: Karol Herbst <[email protected]> --- bin/nv_cmp_volt.c | 2 +- drm/nouveau/include/nvkm/subdev/volt.h | 2 +- drm/nouveau/nvkm/subdev/volt/base.c | 14 ++++++++++---- 3 files changed, 12 insertions(+), 6 deletions(-) diff --git a/bin/nv_cmp_volt.c b/bin/nv_cmp_volt.c index 6147a7d..16aa7e6 100644 --- a/bin/nv_cmp_volt.c +++ b/bin/nv_cmp_volt.c @@ -108,7 +108,7 @@ main(int argc, char **argv) new_voltage = nvkm_volt_get(volt); new_temp = nvkm_rd32(device, 0x20400);//nvkm_therm_temp_get(therm); - new_nouveau_voltage = max(nvkm_volt_map(volt, best_cstate->voltage), nvkm_volt_map(volt, best_pstate->base.voltage)); + new_nouveau_voltage = max(nvkm_volt_map(volt, best_cstate->voltage, new_temp), nvkm_volt_map(volt, best_pstate->base.voltage, new_temp)); new_pstate = best_pstate->pstate; new_cstate = best_cstate->cstate; diff --git a/drm/nouveau/include/nvkm/subdev/volt.h b/drm/nouveau/include/nvkm/subdev/volt.h index 870d212..f223577 100644 --- a/drm/nouveau/include/nvkm/subdev/volt.h +++ b/drm/nouveau/include/nvkm/subdev/volt.h @@ -22,7 +22,7 @@ struct nvkm_volt { u8 max2_id; }; -int nvkm_volt_map(struct nvkm_volt *volt, u8 id); +int nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temperature); int nvkm_volt_map_min(struct nvkm_volt *volt, u8 id); int nvkm_volt_get(struct nvkm_volt *); int nvkm_volt_set_id(struct nvkm_volt *, u8 id, u8 min_id, int condition); diff --git a/drm/nouveau/nvkm/subdev/volt/base.c b/drm/nouveau/nvkm/subdev/volt/base.c index 69e7eef..a133b9c 100644 --- a/drm/nouveau/nvkm/subdev/volt/base.c +++ b/drm/nouveau/nvkm/subdev/volt/base.c @@ -26,6 +26,7 @@ #include <subdev/bios.h> #include <subdev/bios/vmap.h> #include <subdev/bios/volt.h> +#include <subdev/therm.h> int nvkm_volt_get(struct nvkm_volt *volt) @@ -88,7 +89,7 @@ nvkm_volt_map_min(struct nvkm_volt *volt, u8 id) } int -nvkm_volt_map(struct nvkm_volt *volt, u8 id) +nvkm_volt_map(struct nvkm_volt *volt, u8 id, u8 temp) { struct nvkm_bios *bios = volt->subdev.device->bios; struct nvbios_vmap_entry info; @@ -98,7 +99,7 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id) vmap = nvbios_vmap_entry_parse(bios, id, &ver, &len, &info); if (vmap) { if (info.link != 0xff) { - int ret = nvkm_volt_map(volt, info.link); + int ret = nvkm_volt_map(volt, info.link, temp); if (ret < 0) return ret; info.min += ret; @@ -112,18 +113,23 @@ nvkm_volt_map(struct nvkm_volt *volt, u8 id) int nvkm_volt_set_id(struct nvkm_volt *volt, u8 id, u8 min_id, int condition) { + struct nvkm_therm *therm = volt->subdev.device->therm; int ret; + int temp = 0; if (volt->func->set_id) return volt->func->set_id(volt, id, condition); - ret = nvkm_volt_map(volt, id); + if (therm) + temp = nvkm_therm_temp_get(therm); + + ret = nvkm_volt_map(volt, id, max(temp, 0)); if (ret >= 0) { int prev = nvkm_volt_get(volt); if (!condition || prev < 0 || (condition < 0 && ret < prev) || (condition > 0 && ret > prev)) { - int min = nvkm_volt_map(volt, min_id); + int min = nvkm_volt_map(volt, min_id, max(temp, 0)); if (min >= 0) ret = max(min, ret); ret = nvkm_volt_set(volt, ret); -- 2.8.1 _______________________________________________ Nouveau mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/nouveau
